Protective case



FIG. 1 is a front perspective view of a protective case in a first configuration.

FIG. 2 is a back perspective view thereof.

FIG. 3 is a top plan view thereof.

FIG. 4 is a bottom plan view thereof.

FIG. 5 is a left side view thereof.

FIG. 6 is a right side view thereof.

FIG. 7 is a front view thereof.

FIG. 8 is a back view thereof; and,

FIG. 9 is a side view of the protective case shown in FIG. 1 in a configuration in which a cover of the protective case is deployed as an adjustable support structure and a backing of the protective case is secured to an electronic device.

The details shown in broken lines illustrate features that form no part of the claimed design. 

CLAIM The ornamental design for a protective case, as shown and described. 